"That's an amazing question," Stan said while laughing on the Bravo talk show. "[My reaction] was one of awe and extreme concern. Obsession and yet at the same time […] I don't know. I was really worried for … mainly for him."

Since Hiddleston has appeared in the Marvel Cinematic Universe along with Stan while playing the iconic role of Loki, the two actors have become friends. But Stan admits he "actually forgot about that incident" (meaning Hiddleston and Swift's relationship).

Watch the video below starting around 3:15.

Hiddleston's relationship with Swift was met with a lot of public scrutiny, especially after he was photographed wearing a "I ♥ T.S." shirt during a Fourth of July celebration and it looked almost like they were filming a music video. Hiddleston has since said the T-shirt was just a big joke.

The couple broke up after three months, with an anonymous source telling Us Weekly that Swift was uncomfortable with how public Hiddleston wanted their relationship to be. For more on the split (and why it might have been one of Swift's own PR people "leaking" the breakup), read INSIDER's report here.

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